LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc. DEGREE EXAMINATION – COMPUTER SCIENCE

AK 06

FIFTH SEMESTER – NOV 2006

CS 5400 – COMPUTER GRAPHICS

(Also equivalent to CS 5504)

 

 

Date & Time : 01-11-2006/9.00-12.00   Dept. No.                                                       Max. : 100 Marks

 

 

PART – A

Answer all the questions                                                        (10 x 2 = 20)

1. Name any two Graphics software?
2. Define Bitmap.
3. What are the basic attributes of a straight line?
4. Draw the Miter join & Bevel join?
5. What is a viewport?
6. Define Clipping.
7. Mention any four 3D display techniques.
8. Write the matrix equation for 3D translation.
9. What are the two types of projection?

10. What are the classifications of visible surface detection

Algorithms?

PART – B

Answer all the questions                                                        (5 x 8 = 40)

11. a) Write short notes on Raster scan display.

(or)

1. b) Write short notes on Joystick, Trackball and Spaceball.
2. a) Explain Line attributes

(or)

1. b) Write about 2D – Transformation in (i) Rotation (ii) General pivot point rotation.
2. a) Explain window to viewport coordinate transformation

(or)

1. b) Explain Sutherland Hodgeman Polygon clipping.
2. a) Give an account of 3D rotation.

(or)

1. b) Explain the following types of 3D – Transformation (i) Translation (ii)

Scaling

15. a) Explain about parallel projection.

(or)

1. b) Explain the A–buffer method.

PART – C

Answer  any two question:                                                      (2 x20 = 40)

16. a) Explain the Bresenham’s Line Drawing Algorithm with example
17. b) Write about DVST & Flat panel Displays

 

17. a) What are the interactive picture construction techniques? Explain
18. b) Explain the Cohen Sutherland line clipping

 

18. a) Discuss the three Dimensional display methods.
19. b) Explain the Back Face Removal Method.

 

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

B.Sc.

HC 13

DEGREE EXAMINATION –COMPUTER SCIENCE

FIFTH SEMESTER – APRIL 2007

CS 5400 – COMPUTER GRAPHICS

 

 

Date & Time: 02/05/2007 / 1:00 – 4:00          Dept. No.                                                     Max. : 100 Marks

 

 

PART A

Answer all questions 10 x 2 = 20 marks)

 

1. What is a digitizer?
2. What are the graphic software standards used?
3. What are the basic attributes of a straight line?

 

4. Define transformation?
5. Define viewport?
6. Write notes on gravity field?
7. What is called surface rendering?
8. Define scaling?
9. What are the graphic applications?
10. What are the two operations performed in perspective transformations?

 

PART B

Answer all questions (5 x 8 = 40 marks)

.

11. (a).What are hardcopy devices. Explain?

or

(b).Explain midpoint circle generation algorithm?

 

12. (a).Briefly explain two dimensional composite transformations?

or

(b).How to represent two dimensional matrix representation?

 

13. (a).Explain Sutherland Hodgeman polygon clipping?

or

(b).Explain windowing transformation?

 

14. (a).Give an account of three dimensional basic transformations?

or

(b).Explain reflection and shear in three dimensional drawings?

 

15. (a).Describe depth buffer method?

or

(b).Write notes on parallel projection transformations?

 

PART C

Answer any two questions ( 2 x 20 = 40 marks)

 

 

16. (a). Explain the function of cathode ray tube with neat diagram?

(b).Explain line,color and character attributes of output primitives?

 

17. (a). Give the procedure of Cohen-Sutherland line clipping procedure?

(b).Describe three dimensional display techniques?

 

18. (a). Explain the two types of projections used in 3D viewing?

(b). Briefly explain the various interactive input devices?

 

 

 

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